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NU312
Basic parameters
Cylindrical roller bearing
Series
NU312
Model
Main Size(mm)
60
d
130
D
31
B
2.1
r smin 2
2.1
r1s min 2
Rated base load
124
Dynamic load Cr/kN
126
Static load Cor/kN
12,600
Dynamic load Cr/kgf
12,900
Static load Cor/kgf
Allowable speed(rpm)
5,500
Grease lubrication
6,500
Oil lubrication
Size(mm)
77
Fw maximum
113
Ew maximum
84.2
J minmum
Installation relationship size(mm)
71
d a minmum
71
d b minmum
75
d c maximum
79
d d minmum
86
d e minmum
119
D a maximum
119
D b maximum
116
D b minmum
2
r as maximum
2
r 1as maximum
Weight(about)kg
1.76
type NU/type N
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